—Bill, what if your parents go out?
—They ask me to _______ myself.
A:look after
B:look up
C:look for
D:look through
谢丽丽是一个心直口快的学生。她经常在数学老师和其他老师面前议论英语老师,并指出英语老师的一些不足,结果数学老师不高兴了,并严肃地说:“以后,不要随意谈论其他老师”,谢丽丽很难堪。对此正确的看法是( )